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3. Campillo, A., Greuel, G.-M., Lossen, C., 2003. Equisingular deformations in positive characteristic (preprint)
4. Campillo, A., Greuel, G.-M., Lossen, C., 2006. Equisinguar deformations in arbitrary characteristic (in preparation)
5. A numerical criterion for simultaneous normalization;Chiang-Hsieh;Duke Math. J.,2006